package/openpgm: fix build for non-x86 targets

openpgm-5-3-128 has assembly code for x86 that is not guarded by
architecture defines. A patch to fix that has been merged upstream
some time ago, and the next release will have it. This includes
that patch for the time being.

Fixes: http://autobuild.buildroot.net/results/338291e5bf0671cb7ed7a32cc10e546c7a521acc
Fixes: http://autobuild.buildroot.net/results/3ab6d7f9ee841fa18c1c220d722b1c06ca1fff30
Fixes: http://autobuild.buildroot.net/results/68e840b1fec8f14775cef0b6a14d9b847337324b

Signed-off-by: Alexander Lukichev <alexander.lukichev@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/openpgm/0003-fix-build-on-macOS-ARM.patch

@@ -0,0 +1,34 @@
+From 43dfc3e3a66b8e4584eb46219b129197a2428181 Mon Sep 17 00:00:00 2001
+From: Michael Cho <cho-m@tuta.io>
+Date: Thu, 10 Mar 2022 22:46:29 -0800
+Subject: [PATCH] fix build on macOS ARM
+
+[alexander.lukichev@gmail.com: backport from upstream]
+Signed-off-by: Alexander Lukichev <alexander.lukichev@gmail.com>
+---
+ openpgm/pgm/cpu.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/openpgm/pgm/cpu.c b/openpgm/pgm/cpu.c
+index cbcc988..f5da471 100644
+--- a/openpgm/pgm/cpu.c
++++ b/openpgm/pgm/cpu.c
+@@ -33,6 +33,7 @@
+ //#define CPU_DEBUG
+ 
+ 
++#if defined(__i386__) || defined(__x86_64__)
+ #ifndef _MSC_VER
+ static
+ void
+@@ -59,7 +60,6 @@ _xgetbv(uint32_t xcr) {
+ #endif
+ 
+ 
+-#if defined(__i386__) || defined(__x86_64__)
+ PGM_GNUC_INTERNAL
+ void
+ pgm_cpuid (pgm_cpu_t* cpu)
+-- 
+2.37.2
+